Page 353 - Softbound_Edition_19_en

Proportional spool valve
Proportional spool valve

Frequency response Note! All values were measured over two control edges. The
∆p = 10 bar connections A and B were short-circuited.
p < 1 bar
T
Amplitude [dB] Phase [ ]
o
K0912_1_e
2
0
180
-3
90
-6
-9 0
0 0,5 1 5 10 50 100 Frequency [Hz]
Signal amplitude 90%
Signal amplitude 10%

DIMENSIONS HYDRAULIC CONNECTION
With analog interface, 12 pole connector
Amplifier and controller 28
25,30 20,21 40 14

X2 P
MD= 5.2Nm
X1** X1*
A B 14 27
101.9 X4*** 9.5 6 T T0
69
35 38
32
65 50 5.2 60
MD= 2.6Nm MD= 2.6Nm
10 102.5 64
* For amplifier
** For controller
*** Only controller

With analog interface, 7 pole connector With fieldbus interface With fieldbus interface
Amplifier and controller Amplifier Controller

X2 X2
X1
X2
X1** X1*
X1 X3
119.9 X4*** 101.9 X3 119.9 X4

35 35 35

6.1 5.2 5.2

www.wandfluh.com Illustrations are not binding Data subject to change 5/6 Edition: 21 48 1.10-70 E
Page 353